Index: openacs-4/packages/chat/lib/current-messages.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/chat/lib/current-messages.tcl,v
diff -u -r1.1.2.1 -r1.1.2.2
--- openacs-4/packages/chat/lib/current-messages.tcl	30 Mar 2006 09:15:12 -0000	1.1.2.1
+++ openacs-4/packages/chat/lib/current-messages.tcl	7 Apr 2006 16:59:51 -0000	1.1.2.2
@@ -7,5 +7,9 @@
 }
 
 db_multirow -extend { person_name } messages select_msg_itens $sql {
-    set person_name [chat_user_name $creation_user]
+    if { $creation_user eq 0 } {
+        set person_name "Nobody"
+    } else {
+        set person_name [chat_user_name $creation_user]
+    }
 }